Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is another front view of the display screen or portion thereof with graphical user interface of FIG. 1 shown with environment.

The broken line showing of a mobile terminal, text/words, and otherwise images, represents portions of the display screen or portion thereof with graphical user interface which form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 